Any Via Venue "Supernatural" success?

[Caay]

Do the actors receive this letters on this adress? (the series "Supernatural")

"Supernatural - Season 10" (Until Apr 21 2015)
Supernatural 10 Films, Inc.
8085 Glenwood Drive
Burnaby, BC V3N 5C8
Canada

I want to send letter to Jensen Ackles, Jared Padalecki, Misha Collins and Mark Sheppard. Is there a chance that the letters reach to them?

[johnnylightninglives]

Jensen and jared will not reply and misha used to a bit but not sure anymore but Jensen and jared absolutely will not get your letter so save your postage.

[Caay]

And what about the rest of the actors on this Via Venue? Is it just Jared and Jensen will not reply?
Can I write to this two on their plain fanmail? They will be able to answer?